v3.24.2.u1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Cash Flows From Operating Activities:    
Net loss for the period $ (30,220) $ (17,617)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 823 762
Write off of intangibles 700 0
Share-based compensation 1,985 3,225
Warranty provision 116 210
Change in fair value of warrant liabilities 11,986 (0)
Non-cash lease expense 177 101
Provision for doubtful accounts 180 72
Write off of accounts receivable 413 0
Inventory obsolescence reserve 465 0
Changes in assets and liabilities:    
Accounts receivable (696) 957
Inventories (2,224) (2,410)
Prepaid expenses and other current assets (179) 93
Accounts payable (617) (360)
Operating lease liability (160) (91)
Customer deposits 1,002 (43)
Accrued liabilities and other (344) 611
Warranty settlement (169) (181)
Deferred revenue 210 68
Changes in other non-current assets (151) 0
Net cash used in operating activities (16,703) (14,603)
Cash Flows From Investing Activities:    
Purchases of short-term investments (10,000) (30,466)
Proceeds from maturities of short-term investments 16,355 46,600
Capital expenditures for property and equipment (230) (256)
Net cash paid for acquisition of Intrensic (554) 0
Proceeds from long-term deposits 0 (92)
Net cash provided by investing activities 5,178 14,913
Cash Flows From Financing Activities:    
Proceeds from exercise of stock options 208 83
Proceeds from issuance of warrants and convertible preferred stock, 10,000 0
Dividends settled in cash (58) 0
Net cash provided by financing activities 10,150 83
Net (decrease) increase in cash and cash equivalents (1,375) 393
Cash and cash equivalents, beginning of period 5,330 4,937
Cash and cash equivalents, end of period 3,955 5,330
Supplemental Disclosure of Non-Cash Investing and Financing Activities:    
Change in unrealized gain on short-term investments (94) 100
Right-of-use asset and liability recorded during period 2,109 234
Issuance of common stock for acquisition 1,938 0
Net assets acquired from acquisition 2,491 0
Dividends on convertible preferred stock (334) 0
Dividends settled with common stock 232 0
Patents and Trademarks [Member]    
Cash Flows From Investing Activities:    
Investment in patents and trademarks (393) (173)
Intangibles Other than Patents and Trademarks [Member]    
Cash Flows From Investing Activities:    
Investment in patents and trademarks $ 0 $ (700)

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